<?php

/**
 * A handler to run a field through check_markup, using a companion
 * format field.
 *
 * - format: (REQUIRED) The field in this table used to control the format
 *           such as the 'format' field in the node, which goes with the
 *           'body' field.
 *
 * @ingroup views_field_handlers
 */
class views_handler_field_markup extends views_handler_field {

    /**
     * Constructor; calls to base object constructor.
     */
    function construct() {
        parent::construct();

        $this->format = $this->definition['format'];

        $this->additional_fields = array();
        if (!is_numeric($this->format)) {
            $this->additional_fields['format'] = array('field' => $this->format);
        }
    }

    function render($values) {
        $value = $values->{$this->field_alias};
        $format = is_numeric($this->format) ? $this->format : $values->{$this->aliases['format']};
        if ($value) {
            $value = str_replace('<!--break-->', '', $value);
            return check_markup($value, $format, FALSE);
        }
    }

    function element_type() {
        if (isset($this->definition['element type'])) {
            return $this->definition['element type'];
        }

        return 'div';
    }

}
